Mon people
The Mon are an ethnic group who inhabit Lower Myanmar's Mon State, Kayin State, Kayah State, Tanintharyi Region, Bago Region, the Irrawaddy Delta, and several areas in Thailand. The native language is Mon, which belong to the Monic branch of the Austroasiatic language family and share a common origin with the Nyah Kur language, which spoken by the people of the same name that live in Northeastern Thailand. A number of languages in Mainland Southeast Asia are influenced by the Mon language, at the same time being influenced by those languages.
Read article on Wikipedia